Home / 571,029.18-856,477.53-150,337.86

Finding the Fourth Proportional to 571,029.18, 856,477.53 and 150,337.86

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Solution

The fourth proportional to 571,029.18, 856,477.53 and 150,337.86 is: 225,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,029.18 : 856,477.53 = 150,337.86 : x
  2. Step 2: Convert to fraction form
    571,029.18/856,477.53 = 150,337.86/x
  3. Step 3: Cross multiply
    571,029.18x = 856,477.53 × 150,337.86
  4. Step 4: Simplify right side
    571,029.18x = 128,760,998,998.29
  5. Step 5: Solve for x
    x = 128,760,998,998.29/571,029.18
  6. Step 6: Final answer
    x = 225,489.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.